GE F60 Instruction Manual page 255

5 Z SETTINGS
35
30
25
20
15
10
5
0
1.05
Figure 5–52: PHASE INSTANTANEOUS OVERCURRENT TIMING CURVES
SETTING
PHASE IOC1
FUNCTION:
Enabled = 1
Disabled = 0
SETTING
PHASE IOC1
SOURCE:
IA
IB
IC
SETTING
PHASE IOC1
BLOCK-A:
Off = 0
SETTING
PHASE IOC1
BLOCK-B:
Off = 0
SETTING
PHASE IOC1
BLOCK-C:
Off = 0
Figure 5–53: PHASE INSTANTANEOUS OVERCURRENT 1 SCHEME LOGIC
GE Multilin
1.1 1.2 1.5
Multiple of pickup
SETTING SETTINGS
PHASE IOC1 PHASE IOC1
PICKUP: PICKUPDELAY:
AND RUN PHASE IOC1 RESET
DELAY:
IA PICKUP
t
PKP
t
AND RUN
RST
t
IB PICKUP PKP
t
RST
AND RUN
t
PKP
t
IC PICKUP
RST
F60 Feeder Protection System
2 5 10 15
OR
OR
AND
5.6 GROUPED ELEMENTS
Maximum
Minimum
20
843807A1.CDR
FLEXLOGIC
OPERANDS
PHASE IOC1 A PKP
PHASE IOC1 A DPO
PHASE IOC1 B PKP
PHASE IOC1 B DPO
PHASE IOC1 C PKP
PHASE IOC1 C DPO
PHASE IOC1 A OP
PHASE IOC1 B OP
PHASE IOC1 C OP
PHASE IOC1 PKP
PHASE IOC1 OP
PHASE IOC1 DPO
827033A6.VSD
5-123
5